package com.atguigu.springboot.controller;

import ch.qos.logback.core.boolex.EvaluationException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;
import org.thymeleaf.util.StringUtils;

import javax.servlet.http.HttpSession;
import java.util.Map;

@Controller

public class LoginController {
    //@PostMapping(value="/user/login")
@RequestMapping( value ="/user/login",method= RequestMethod.POST)
public  String login(@RequestParam("username")String username
            , @RequestParam("password") String password,
                     Map<String,Object> map, HttpSession session){

if(!StringUtils.isEmpty(username)&&"123456".equals(password)){

//登陆成功,防止表单重复提交，可以重定向到主页
session.setAttribute("loginUser",username);
    return "redirect:/main.html";

}else{

    //登录失败
    map.put("msg","用户密码错误");
    return "login";
}

};

}
